Book carrying strap design



FIG. 1 is a front elevational view of a book carrying strap shown in use;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a side elevational view:

FIG. 5 is a top plan view; and,

FIG. 6 is a bottom plan view.

The broken line showing the environment of FIG. 1 is for illustrative purposes only and forms no part of the claimed design. 

I claim the ornamental design for the book carrying strap, as shown and described. 